Transdermal buprenorphine plus oral paracetamol vs an oral codeine-paracetamol combination for osteoarthritis of hip and/or knee: a randomised trial P.G. Conaghan, C.M. O’Brien, M. Wilson, J.P. Schofield Osteoarthritis and Cartilage Volume 19, Issue 8, Pages 930-938 (August 2011) DOI: 10.1016/j.joca.2011.03.011 Copyright © 2011 Osteoarthritis Research Society International Terms and Conditions
Fig. 1 Flow of patients through the study. Osteoarthritis and Cartilage 2011 19, 930-938DOI: (10.1016/j.joca.2011.03.011) Copyright © 2011 Osteoarthritis Research Society International Terms and Conditions